<template>
  <div>
    <city-header></city-header>
    <city-search :cities="cities"></city-search>
    <city-list :hotCities="hotCities"
    :cities="cities"
    :letter="letter">

    </city-list>
    <city-alphabet :cities="cities"
    @change="handleLetterChange">

    </city-alphabet>
  </div>
</template>
<script>
import CityHeader from '../components/CityHeader.vue'
import CitySearch from '../components/CitySearch.vue'
import CityList from '../components/CityList.vue'
import CityAlphabet from '../components/Alphabet.vue'
import axios from 'axios'
export default {
  name: 'city',
  data () {
    return {
      hotCities: [],
      cities: {},
      letter:''

    }
  },
  methods: {
    getCityInfo () {
      axios.get('/api/city.json')
        .then(this.handleGetCityInfoSucc)
    },
    handleGetCityInfoSucc (res) {
      res = res.data
      if (res.ret && res.data) {
        const data = res.data
        this.hotCities = data.hotCities
        this.cities = data.cities
      }
    },
    handleLetterChange (letter) {
      this.letter = letter
    }
  },
  mounted () {
    this.getCityInfo()
  },
  components: {
    CityHeader,
    CitySearch,
    CityList,
    CityAlphabet
  }
}
</script>
<style>

</style>
